/**
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.activemq.util;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import javax.jms.*;

public class ConsumerThread extends Thread {

    private static final Logger LOG = LoggerFactory.getLogger(ConsumerThread.class);

    int messageCount = 1000;
    int received = 0;
    Destination dest;
    Session sess;
    boolean breakOnNull = true;

    public ConsumerThread(Session sess, Destination dest) {
        this.dest = dest;
        this.sess = sess;
    }

    @Override
    public void run() {
      MessageConsumer consumer = null;

        try {
            consumer = sess.createConsumer(dest);
            while (received < messageCount) {
                Message msg = consumer.receive(3000);
                if (msg != null) {
                    LOG.info("Received " + received + ": " + ((TextMessage)msg).getText());
                    received++;
                } else {
                    if (breakOnNull) {
                        break;
                    }
                }
            }
        } catch (JMSException e) {
            e.printStackTrace();
        } finally {
            if (consumer != null) {
                try {
                    consumer.close();
                } catch (JMSException e) {
                    e.printStackTrace();
                }
            }
        }
    }

    public int getReceived() {
        return received;
    }

    public void setMessageCount(int messageCount) {
        this.messageCount = messageCount;
    }

    public void setBreakOnNull(boolean breakOnNull) {
        this.breakOnNull = breakOnNull;
    }
}
